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Finding the Fourth Proportional to 45,706.74, 63,074.04 and 25,563.66

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Solution

The fourth proportional to 45,706.74, 63,074.04 and 25,563.66 is: 35,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,706.74 : 63,074.04 = 25,563.66 : x
  2. Step 2: Convert to fraction form
    45,706.74/63,074.04 = 25,563.66/x
  3. Step 3: Cross multiply
    45,706.74x = 63,074.04 × 25,563.66
  4. Step 4: Simplify right side
    45,706.74x = 1,612,403,313.39
  5. Step 5: Solve for x
    x = 1,612,403,313.39/45,706.74
  6. Step 6: Final answer
    x = 35,277.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.